package com.hx.haowumall.haowumallcart.vo;

import java.math.BigDecimal;
import java.util.List;

//获取vo前需要计算
public class CartVo {
    /**
     * 购物车子项信息
     */
    List<CartItemVo> items;

    /**
     * 商品数量
     */
    private Integer countNum;

    /**
     * 商品类型数量
     */
    private Integer countType;

    /**
     * 商品总价
     */
    private BigDecimal totalAmount;

    /**
     * 减免价格
     */
    private BigDecimal reduce = new BigDecimal("0.00");


    public List<CartItemVo> getItems() {
        return items;
    }

    public void setItems(List<CartItemVo> items) {
        this.items = items;
    }

    public Integer getCountNum() {
        int count = 0;
        if (items!=null && items.size()>0){
            for (CartItemVo item : items) {
                count += item.getCount();
            }
        }
        return count;
    }


    public Integer getCountType() {
        int count = 0;
        if (items!=null && items.size()>0){
            for (CartItemVo item : items) {
                count += 1;
            }
        }
        return count;
    }


    public BigDecimal getTotalAmount() {
        //1、计算购物项总价
        BigDecimal amount = new BigDecimal("0");
        if (items!=null && items.size()>0){
            for (CartItemVo item : items) {
                if (item.getCheck()){
                    BigDecimal totalPrice = item.getTotalPrice();
                    amount = amount.add(totalPrice);
                }

            }
        }

        //2、减去优惠的总价
        BigDecimal subtract = amount.subtract(getReduce());

        return subtract;
    }


    public BigDecimal getReduce() {
        return reduce;
    }

    public void setReduce(BigDecimal reduce) {
        this.reduce = reduce;
    }

}
